First Anniversary of COVID Vaccines—What We Know Now
December 14, 2021, was the first anniversary of the COVID-19 vaccine’s administration. On December 8, 2020, a woman in the United Kingdom was the first recipient. Since then, various healthcare workers across the globe have given more than eight billion shots.
Development of Vaccines and Regulations over the Past Year
Scientists have studied severe acute respiratory syndrome (SARS) for years, not just since 2020. These early efforts gave COVID-19 vaccine research and development a head start. Another factor has been the number of infected individuals, allowing for large samples of clinical...